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Table 1 Length of road segments classified in the most critical quartile ("Q5") for each supply chain, and percent for each road type relative to total road length

From: Simple method for identifying interdependencies in service delivery in critical infrastructure networks

Perspective Primary roads Secondary roads Tertiary roads Local roads
Length in Q5 (m) Percent of Primary Roads Length in Q5 (m) Percent of Secondary Roads Length in Q5 (m) Percent of Tertiary Roads Length in Q5 (m) Percent of Local Roads
[1] Households to Hospitals 22,554 10.1 18,020 30.7 45,288 19.1 70,090 20.6
[2] Water Treatment to Hospitals 28,455 12.7 13,476 22.9 24,232 10.2 5,652 1.7
[3] Seaports to Hospitals 3,031 1.4 0 0 0 0 194 0.1
[4] Seaports to Power Plants 25,403 11.4 0 0 300 0.1 0 0
All Roads [m] 223,746 58,782 236,835 341,063